Daily Immune Builder features Echinacea extracted from the root of Certified Organic Echinacea purpurea plants grown on its own farms in southern Oregon. It also features Astragalus prepared from the root of Certified Organic Astragalus mongholicus plants.The herbs in this formula are individually extracted to provide a broad spectrum of plant compounds. Herb Pharm assures herb identity via macroscopic and organoleptic analysis, then confirms it through methods such as HPTLC fingerprinting specific to each herb. The formula is easily dispensed, taken in liquid form and added to water or other liquid.Dietary ConsiderationsGluten FreeAmount Per ServingProprietary extract blend: 661mg Echinacea root (Echinacea purpurea) Astragalus root (Astragalus mongholicus) Reishi mushroom (Ganoderma lingzhi) Schisandra berry (Schisandra chinensis) Prickly Ash bark (Zanthoxylum clava-herculis)Other ingredients:certified organic cane alcohol (44-54%), distilled waterSuggested use:Shake well before using. Two to four times per day take 30 to 40 drops in a little water.Keep Out of the Reach of Children.